The latest version seems to be Sonic Boom: https://github.com/riscv-boom/riscv-boom https://github.com/riscv-boom/riscv-boom But this project seems to have st

The latest version seems to be Sonic Boom: https://github.com/riscv-boom/riscv-boom https://github.com/riscv-boom/riscv-boom But this project seems to have stagnated with one significant commit in the last year.